def cacheTopics(request, collection_id):
if request.method == 'GET':
evidence_count = Evidence.objects.filter(created_by=collection_id).count()
Topic.objects.filter(collection_id=collection_id).delete()
collection_name = Collection.objects.get(collection_id=int(collection_id)).collection_name
topicList = TopicModeler.get_online_lda_topics(collection_name, evidence_count / 10)
for i in range(len(topicList)):
topic_id = topicList[i][0]
evidence_count = Evidence.objects.filter(Q(evidencetopic__primary_topic=topic_id)&Q(created_by=collection_id)).count()
t = Topic(
collection_id=collection_id,
index=topic_id,
terms=json.dumps(topicList[i][1]),
document_count=evidence_count
)
t.save()
return HttpResponse(json.dumps({}), status=status.HTTP_200_OK)
